Fits model K321 horizontal engines
Includes the Following Items:
PART NO DESCRIPTION REPLACES
480-339 Gasket Set 47 755 08-S
495-630 Oil Seal 47 032 07-S
495-622 Oil Seal 47 032 06-S
505-012 Intake Valve 235582-S
505-537* Exhaust Valve 237672-S
(1.375"head dia)
515-262 Piston Std. 47 874 11-S
500-744 Chrome Piston Rings 48 108 05-S
*Exhaust valve is for recent D series engines.
If you have an older engine, use our 505-529
exhaust valve (1.125" head dia).